Recent Patents on Mechanical Engineering - Volume 16, Issue 1, 2023

Background: Bionics applied to micropumps is the most advanced technology currently accessible. The widespread use of microfluidic transport technology in fields like drug delivery and chemical analysis has made it a current research hotspot. As a core component in the microfluidic transport process, the micropump is a key part of the breakthrough. Objective: The study aims to summarize the engineering applicatio Read More

Abrasive water jet (AWJ) machining process is one of the most sought-after machining technologies for the processing of advanced hard-to-cut materials. It involves parameters, such as abrasive size, shape, density, pressure, standoff distance (SOD), abrasive concentration, feed rate, etc., which govern the quality of machining. It is very crucial to understand the influence of these parameters on the quality attributes. Due t Read More

Background: Machine vision has been used in the industrial automation system for a long time. It also plays a significant role in the field of human behavior recognition. Behavior recognition based on machine vision, such as object tracking, motion detection and crime recognition, greatly broadens the application field of artificial intelligence and has a good application prospect. Objective: We summarize the latest applicati Read More

Background: Nutation face gear transmission is a patent about a new type of transmission based on meshing between two face gears. It replaces spur gear with internal face gear to form a “faceface” meshing gear pair and actualizes its deceleration function by combining the nutation principle, which has the advantages of both face gear and nutation drive. Objective: The purpose of this paper is to study the designing Read More

Background: The wear of wheelsets on curves has always been a problem for rail vehicles; it is of great significance to research and develop radial components with excellent curve negotiating performance. Objective: This paper aims to study and design a wheelset with excellent curve negotiating performance to reduce wear on the flange. In addition, the dynamic simulation performance of the wheelset is studied. Met Read More

Background: Accurate power load forecasting is significant in ensuring power load planning, reliability and economical operation. The traditional power load is easily affected by climate, environment, data type and other factors, resulting in the problem of poor forecasting accuracy. Therefore, it is necessary to study power load forecasting. Objective: Through machine learning, dimension reduction method and intelli Read More

Background: Accurate tracking of train speed is the key link to ensure the stability, accuracy and safety of automatic train operation. To solve the influence of multi-information of freight train speed control system on tracking accuracy, the information fusion preview control freight train speed tracking control system is constructed. With the increase in the speed and capacity of freight trains, the safety, energy efficiency and int Read More